From: Kishon Vijay Abraham I kishon@ti.com
mmc core has defined a new parameter *clk_disable* to gate the clock. Disable the clock here if *clk_disable* is set.
Signed-off-by: Kishon Vijay Abraham I kishon@ti.com Signed-off-by: Jean-Jacques Hiblot jjhiblot@ti.com --- drivers/mmc/omap_hsmmc.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index 0a4f8a7..f3da446 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -1203,6 +1203,7 @@ static int omap_hsmmc_set_ios(struct udevice *dev) struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev); struct mmc *mmc = upriv->mmc; #endif + struct hsmmc *mmc_base = priv->base_addr;
if (priv->bus_width != mmc->bus_width) omap_hsmmc_set_bus_width(mmc); @@ -1210,6 +1211,11 @@ static int omap_hsmmc_set_ios(struct udevice *dev) if (priv->clock != mmc->clock) omap_hsmmc_set_clock(mmc);
+ if (mmc->clk_disable) + omap_hsmmc_stop_clock(mmc_base); + else + omap_hsmmc_start_clock(mmc_base); + #if CONFIG_IS_ENABLED(DM_MMC) if (priv->mode != mmc->selected_mode) omap_hsmmc_set_timing(mmc);